Refining entity configs to be formally defined, validated, and robust.
Merge branch 'master' of https://github.com/colbybhearn/GameLib
In the middle of totally re-vamping Entities and figuring out if constraints can be used.
Merge branch 'master' of https://github.com/colbybhearn/GameLib
resolved small conflict with run-time content compilation from merge

Conflicts:
	GameHelper/Objects/EntityManager.cs